| Fighter | Nickname | Height | Weight | Association | |
 |
Jason Barrett | 0'0" (0 m) |
167 lbs (75.75 kg) |
Elite Fighting Systems | |
|
Jason Louck | 6'1" (1.85 m) |
170 lbs (77.11 kg) |
Miletich Fighting Systems | |
|
Jason McKnight | 0'0" (0 m) |
135 lbs (61.23 kg) |
International Fighting Systems | |
|
Javier Casio | 5'7" (1.7 m) |
217 lbs (98.43 kg) |
Griffin Fighting Systems | |
|
Jay Freeman | "Charlie Manson III" | 6'2" (1.88 m) |
222 lbs (100.7 kg) |
Vander Fighting Systems |
|
Jeremy Wingler | 5'8" (1.73 m) |
165 lbs (74.84 kg) |
Pitbull Fighting Systems | |
|
Jeremy Uy | 0'0" (0 m) |
156 lbs (70.76 kg) |
Atlantic City Miletich Fighting Systems / John Machado BJJ | |
|
Jimmy Lobo | "Danger Mouse" | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Ground Zero Fighting Systems |
|
Jiri Juricka | 0'0" (0 m) |
155 lbs (70.31 kg) |
Jayman MMA Fighting Systems | |
|
Joe Jordan | "Porkchop" | 5'6" (1.68 m) |
170 lbs (77.11 kg) |
Miletich Fighting Systems |
|
Joe Pacheco | "The Juggernaut" | 5'10" (1.78 m) |
185 lbs (83.91 kg) |
Renegade Fighting Systems |
|
Joel Roberts | 5'6" (1.68 m) |
151 lbs (68.49 kg) |
Rat Pack Fighting Systems | |
|
Joey Carroll | "El Dingo Loco" | 5'10" (1.78 m) |
135 lbs (61.23 kg) |
Renegade Fighting Systems / Superior Martial Arts Academy |
|
Johannes Coenraad Lamprecht | "J.C." | 5'11" (1.8 m) |
185 lbs (83.91 kg) |
Shido Fighting Systems |
|
John Levasseur | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Miletich Fighting Systems NH | |
|
John Soliz | 6'3" (1.91 m) |
185 lbs (83.91 kg) |
Miletich Fighting Systems | |
|
John Marvin Callueng | "The Farmer" | 0'0" (0 m) |
125 lbs (56.7 kg) |
Calatan Fighting Systems |
|
Jomary Torres | "The Zamboanginian Fighter" | 5'3" (1.6 m) |
105 lbs (47.63 kg) |
Calatan Fighting Systems |
|
Jonas Flok | "Joe Nasty" | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
Highland Fighting Systems |
|
Jonno Swain | 0'0" (0 m) |
185 lbs (83.91 kg) |
Toa Fighting Systems | |
